Carbon disulfide anion
- Formula: CS2-
- Molecular weight: 76.141
- CAS Registry Number: 12122-00-8
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Ion clustering data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
CS2- + = (CS2- •
)
By formula: CS2- + CS2 = (CS2- • CS2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 21.9 ± 1.5 | kcal/mol | TDAs | Hiraoka, Fujimaki, et al., 1994 | gas phase; B,M |
| ΔrH° | 4.4 ± 1.1 | kcal/mol | N/A | Tsukuda, Hirose, et al., 1997 | gas phase; EA given is Vertical Detachment Energy. Affinity is difference from next lower Vertical De; B |
| ΔrH° | 4.10 ± 0.60 | kcal/mol | LPES | Bowen and Eaton, 1988 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 30. | cal/mol*K | PHPMS | Hiraoka, Fujimaki, et al., 1994, 2 | gas phase; M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 13.0 ± 2.5 | kcal/mol | TDAs | Hiraoka, Fujimaki, et al., 1994 | gas phase; B |
(CS2- • ) +
= (CS2- • 2
)
By formula: (CS2- • CS2) + CS2 = (CS2- • 2CS2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 4.60 ± 0.70 | kcal/mol | N/A | Tsukuda, Hirose, et al., 1997 | gas phase; EA given is Vertical Detachment Energy. Affinity is difference from next lower Vertical De; B |
| ΔrH° | 6.4 ± 1.4 | kcal/mol | TDAs | Hiraoka, Fujimaki, et al., 1994 | gas phase; B,M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 21. | cal/mol*K | PHPMS | Hiraoka, Fujimaki, et al., 1994, 2 | gas phase; M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 0.1 ± 3.3 | kcal/mol | TDAs | Hiraoka, Fujimaki, et al., 1994 | gas phase; B |
(CS2- • 2) +
= (CS2- • 3
)
By formula: (CS2- • 2CS2) + CS2 = (CS2- • 3CS2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -23.40 | kcal/mol | N/A | Tsukuda, Hirose, et al., 1997 | gas phase; EA given is Vertical Detachment Energy. Affinity is difference from next lower Vertical De; B |
(CS2- • 3) +
= (CS2- • 4
)
By formula: (CS2- • 3CS2) + CS2 = (CS2- • 4CS2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 2.3 ± 6.7 | kcal/mol | N/A | Tsukuda, Hirose, et al., 1997 | gas phase; EA given is Vertical Detachment Energy. Affinity is difference from next lower Vertical De; B |
(CS2- • 4) +
= (CS2- • 5
)
By formula: (CS2- • 4CS2) + CS2 = (CS2- • 5CS2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1.8 ± 6.6 | kcal/mol | N/A | Tsukuda, Hirose, et al., 1997 | gas phase; EA given is Vertical Detachment Energy. Affinity is difference from next lower Vertical De; B |
References
Go To: Top, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hiraoka, Fujimaki, et al., 1994
Hiraoka, K.; Fujimaki, S.; Aruga, K.,
Frontier-controlled Structures of the Gas Phas Clusters A+/-(CS2)n, A+/- = S2+, CS2+, S2-, and CS2-,
J. Phys. Chem. (1994), 1994, 98, 7, 1802-1809, https://doi.org/10.1021/j100058a014
. [all data]
Tsukuda, Hirose, et al., 1997
Tsukuda, T.; Hirose, T.; Nagata, T.,
Negative-ion photoelectron spectroscopy of (CS2)(n)(-): coexistence of electronic isomers,
Chem. Phys. Lett., 1997, 279, 3-4, 179-184, https://doi.org/10.1016/S0009-2614(97)01021-X
. [all data]
Bowen and Eaton, 1988
Bowen, K.H.; Eaton, J.G.,
Photodetachment Spectroscopy of Negative Cluster Ions,
in The Structure of Small Molecules and Ions, Ed. R. Naaman, Z. Vager, Plenum NY, 1988, 1988, p.147-169. [all data]
Hiraoka, Fujimaki, et al., 1994, 2
Hiraoka, K.; Fujimaki, S.; Aruga, K.; Yamabe, S.,
Frontier-Controlled Structures of the Gas-Phase A+-(CS2)n Clusters ,A+- = S2+, CS2+, S2-, and CS2-,
J. Phys. Chem., 1994, 98, 7, 1802, https://doi.org/10.1021/j100058a014
. [all data]
Notes
Go To: Top, Ion clustering data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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